多轮审查和修复

Assets/Scripts/Combat/HomingProjectile.cs

@@ -0,0 +1,40 @@
+using UnityEngine;
+
+namespace BaseGames.Combat
+{
+    /// <summary>
+    /// 追踪抛射物。初始以 Direction 发射后，每帧向目标转向，
+    /// 转向力由 <see cref="ProjectileConfigSO.HomingStrength"/> 控制。
+    /// </summary>
+    public class HomingProjectile : Projectile
+    {
+        private Transform _target;
+
+        /// <summary>注入追踪目标（由 ProjectileManager 在生成时调用）。</summary>
+        public void SetTarget(Transform t) => _target = t;
+
+        protected override void OnInitialized()
+        {
+            _rb.velocity = Direction * _config.Speed;
+        }
+
+        protected override void Update()
+        {
+            base.Update();
+            if (_target == null || _config == null) return;
+
+            Vector2 toTarget = ((Vector2)_target.position - _rb.position).normalized;
+            _rb.velocity += toTarget * (_config.HomingStrength * Time.deltaTime);
+
+            float maxSpeed = _config.Speed * 1.5f;
+            if (_rb.velocity.sqrMagnitude > maxSpeed * maxSpeed)
+                _rb.velocity = _rb.velocity.normalized * maxSpeed;
+        }
+
+        protected override void OnDisable()
+        {
+            base.OnDisable();
+            _target = null;
+        }
+    }
+}